Minimal Stealer

Also known as:

What is the Minimal Stealer infostealer, and what data does it steal?

Minimal Stealer is a CyStack research label for information-stealer traces. As of 11/10/2026, CyStack's research records 1 variant, with unknown attribution confidence.

Note: This data is provided for reference and cybersecurity research only.
CyStack recommends that users do not use this information for unlawful purposes

Description

Original English

Unidentified minimal-format stealer observed inside @BRADMAX aggregator packs alongside Remus, user-info bracket, and Snake logs. The System_Info.txt is a flat seven-line key/value record with no banner, no IP, and no time, barely enough to compose an IOC. Verified victims include Windows Defender Application Guard sandbox VMs.

MITRE ATT&CK technique mapping

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Minimal Stealer

What is the Minimal Stealer infostealer, and what data does it steal?

Description

MITRE ATT&CK technique mapping

Accelerate investigation with professional monitoring solutions

Variants (1)

Data limited to 5 variants

Common field keys

Sample log format